Shorai Lithium Battery LFX18A2-BS06 Lightweight Powerful 6 Volt, 270 CCA, 6 Ah Lithium Iron Battery (Equivalent to 18Ah Lead Acid Battery) SAFENo explosive gasses during charge, no lead, no acid Ultra light - The cheapest way to shave pounds off your racing motorcycle Faster cranking for better starts Super-fast recharge rate